Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6205228 | Horn loaded pleated ribbon high frequency acoustic transducer with substantially uniform coupling | Eugene J. Czerwinski, Terry Karstensen, Kirk Armstrong, Alexander Voishvillo | 2001-03-20 |
| 6111970 | Suspension for high power pleated ribbon transducer | Alexander Voishvillo | 2000-08-29 |